HALLOWEEN

 

 

 

HALLOWEEN IS OBSERVED ON OCTOBER 31ST.  IT IS THE EVE OF ALL SAINTS DAY, FORMERLY CALLED ALL HALLOWS OR HALLOWMASS.  HALLOWEEN IS TRADITIONALLY ASSOCIATED IN SOME COUNTRIES WITH OLD CUSTOMS SUCH AS BONFIRES, MASQUERADING, AND TELLING OF GHOST STORES‑‑ALL OLD CELTIC PRACTICES THAT MARK THE BEGINNING OF WINTER.

 

THE HIGHEST TEMPERATURE EVER RECORDED IN ROCHESTER ON HALLOWEEN WAS IN 1971 WHEN PARTLY SUNNY SKIES WERE ACCOMPANIED BY A HIGH TEMPERATURE OF 80 DEGREES.  THE COLDEST TEMPERATURE EVER RECORDED ON HALLOWEEN WAS A LOW OF 21 DEGREES IN 1988.  NORMALLY, THE HIGH TEMPERATURE AVERAGES ABOUT 58 DEGREES WHILE THE LOW AVERAGES 38 DEGREES.

 

THERE IS ROUGHLY A 46 PERCENT CHANCE OF HAVING PRECIPITATION OF A TRACE OR MORE.  IN 1993, RAIN THAT BEGAN DURING THE LATE MORNING HOURS DROPPED 0.90 INCHES ON ROCHESTER...THE MOST PRECIPITATION EVER RECORDED ON THIS DATE.   THE SAME DAY THERE WAS 2.6 INCHES OF SNOW DROPPED ON ROCHESTER MAKING IT A RECORD.  IT HAS SNOWED ON 4 OF THE PAST 67 HALLOWEEN DAYS.

 

 

 

 

HALLOWEEN   OCTOBER 31                            PERIOD OF RECORD:  70 YEARS   (1941‑2011)

 

 

 

TEMPERATURE DATA

 

 

HIGHEST       80 DEGREES IN 1971

LOWEST        21 DEGREES IN 1988

 

LOWEST MAXIMUM       38 DEGREES IN 1993

HIGHEST MINIMUM       56 DEGREES IN 1974

 

AVERAGE HIGH TEMPERATURE      58.3 DEGREES

AVERAGE LOW TEMPERATURE      38.3 DEGREES

 

 

HIGH TEMPERATURE BY 10 DEGREE RANGES

 

30S     40S       50S       60S     70S       80S

 

1          12         25         25         6          1          ‑NUMBER OF OCCURRENCES

1%       17%      36%      36%      9%       1%       ‑PROBABILITY OF HIGH TEMP IN THAT RANGE

 

 

PRECIPITATION DATA

 

NUMBER OF TIMES WITH MEASURABLE                      20 OCCURRENCES OR 26%

NUMBER OF TIMES WITH A TRACE OR MORE              33 OCCURRENCES OR 46%

NUMBER OF TIMES WITH NO PRECIP                          37 OCCURRENCES OR 53%

 

NUMBER OF TIMES WITH PRECIPITATION OF:              0.01 INCH OR MORE   20

0.50 INCH OR MORE   6

 

SNOWFALL:     NUMBER OF TIMES WITH A TRACE OR MORE     4

NUMBER OF TIMES WITH OVER A TRACE           1

 

 

MAXIMUM PRECIPITATION:  0.90 INCHES IN 1993

 

MAXIMUM SNOWFALL:   2.6 INCHES IN 1993

 

 

 
 HALLOWEEN

 

YEAR   HI         LO        PRECIP            REMARKS

 

1941     48         44         .03                    CLOUDY

1942     66         52         .57                    CLOUDY

1943     49         34         0.0                    PARTLY CLOUDY

1944     71         36         0.0                    SUNNY

 

1945     60         36         .07                    CLOUDY

1946     72         44         .23                    CLOUDY

1947     53         38         .03                    MOSTLY CLOUDY

1948     64         33         TR                    CLOUDY

1949     55         33         0.48                  CLOUDY

 

1950     70         40         0.0                    PARTLY CLOUDY

1951     57         37         0.0                    CLOUDY

1952     61         45         0.0                    CLOUDY

1953     67         41         0.0                    SUNNY

1954     46         33        .04/TR               CLOUDY

 

1955     55         37         TR                    CLOUDY

1956     69         54         .06                    CLOUDY

1957     61         38         0.0                    PARTLY CLOUDY

1958     59         42         0.0                    MOSTLY CLOUDY

1959    

 

1960     59         41         .20                    CLOUDY

1961     54         48         0.0                    CLOUDY

1962     49         39         TR                    CLOUDY

1963     60         40         .10                    CLOUDY

1964     52         31         0.0                    SUNNY

 

1965     64         40         TR                    THUNDERSTORM, MOSTLY CLOUDY  

1966     57         34         0.0                    CLOUDY

1967     61         37         TR                    CLOUDY

1968     50         33         0.0                    MOSTLY CLOUDY

1969     61         26         0.0                    PARTLY SUNNY

 

1970     54         47         .68                    HAIL, CLOUDY

1971     80         47         0.0                    FOG, CLOUDY

1972     41         31         0.0                    CLOUDY

1973     58         38         .13                    FOG, MOSTLY CLOUDY

1974     72         56         TR                    FOG, CLOUDY

 

1975     65         47         0.0                    CLOUDY

1976     45         36         .69/TR               CLOUDY

1977     61         30         0.0                    MOSTLY SUNNY

1978     68         42         0.0                    PARTLY SUNNY

1979     62         31         0.0                    FOG, SUNNY

 

1980     56         43         0.0                    PARTLY CLOUDY

1981     62         38         0.0                    MOSTLY SUNNY

1982     64         46         .73                    FOG, CLOUDY

1983     56         29         0.0                    SUNNY

1984     58         39         TR                    MOSTLY CLOUDY


 

HALLOWEEN

 

YEAR   HI         LO        PRECIP            REMARKS

 

1985     59         34         0.0                    MOSTLY SUNNY

1986     56         26         0.0                    SUNNY

1987     54         34         0.0                    FOG, PARTLY CLOUDY

1988     48         21         0.0                    SUNNY

1989     73         50         0.15                  CLOUDY

 

1990     57         34         0.0                    FOG, MOSTLY SUNNY

1991     52         37         0.0                    PARTLY CLOUDY

1992     41         28         0.0                    MOSTLY CLOUDY

1993     38         33         0.90/2.6            CLOUDY

1994     63         50         0.71                  SUNNY

 

1995     42         37         0.01                  CLOUDY

1996     49         35         TR                    CLOUDY

1997     66         32         0.0                    PARTLY CLOUDY

1998     53         29         0.0                    MOSTLY SUNNY

1999     66         48         TR                    HAZE IN MORNING, THEN CLEARED OUT

 

2000     51         27         0.0                    PARTLY SUNNY

2001     56         37         TR                    MOSTLY CLOUDY

2002     47         25         TR                    DRIZZLE IN AFTERNOON

2003     74         50         0.0                    BROKEN CLOUDS

2004     58         47         TR                    OVERCAST CLOUDS

           

2005     64         44         0.0                    OVERCAST CLOUDS

2006     68         48         TR                    OVERCAST CLOUDS

2007     68         39         0.0                    BROKEN CLOUDS

2008     67         39         0.0                    MOSTLY SUNNY

2009     60         46        0.11                  LIGHT RAIN

 

2010     48         34        0.04/TR             LIGHT RAIN, LIGHT SNOW

2011     51         31        0.0                    OVERCAST CLOUDS